Triple
T14237656
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hokkaido Shinkansen |
E352926
|
entity |
| Predicate | rollingStockUsed |
P5426
|
FINISHED |
| Object | H5 series Shinkansen |
E837464
|
NE FINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: H5 series Shinkansen | Statement: [Hokkaido Shinkansen, rollingStockUsed, H5 series Shinkansen]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: H5 series Shinkansen Context triple: [Hokkaido Shinkansen, rollingStockUsed, H5 series Shinkansen]
-
A.
H5 series Shinkansen
chosen
The H5 series Shinkansen is a high-speed Japanese train type operated by JR Hokkaido, known for its advanced technology, comfort, and service on the northernmost Shinkansen routes.
-
B.
E5 series Shinkansen
The E5 series Shinkansen is a high-speed Japanese bullet train known for its long aerodynamic nose, advanced comfort features, and operation on some of the fastest services in the country.
-
C.
E7 series Shinkansen
The E7 series Shinkansen is a high-speed electric multiple unit train type in Japan, known for its comfort, advanced safety features, and operation on Hokuriku and other Shinkansen lines.
-
D.
E6 series Shinkansen
The E6 series Shinkansen is a high-speed Japanese bullet train known for its streamlined design, tilting capability, and operation on Akita Shinkansen services.
-
E.
Series 200 Shinkansen
The Series 200 Shinkansen was an early generation of Japanese high-speed train sets introduced in the 1980s for use on the Tōhoku and Jōetsu Shinkansen lines, known for their cold-weather performance and distinctive angular design.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d8278adc7c8190a9218d69bce3c4e6 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de62422e28819089e7115052a28c96 |
completed | April 14, 2026, 3:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd3d0e6abc819097c0c9bdc08387f6 |
completed | May 8, 2026, 1:31 a.m. |
Created at: April 10, 2026, 1:08 a.m.